


Custom Baseball Cap Boxes
Custom baseball cap boxes are square boxes built around the shape of a cap, deep enough for the crown and wide enough for the peak, so the cap arrives with its shape intact. Streetwear labels, merch brands and sports clubs use them to post caps and present them as a proper product.
- Design proofFree, approved by you before printing
- PriceCustom quote by email within one working day
- Production4–7 working days after proof approval
- DeliveryFree and tracked, UK mainland, 2–3 working days
- Misprints or damageReported within 10 days, reprinted or refunded
Why Caps Need Their Own Box
A baseball cap looks tough, but its shape is surprisingly easy to ruin. A structured crown dents if it is squashed, a flat brim warps if it is bent, and a curved peak flattens if something heavy lands on it. Caps posted in a poly mailer often arrive creased, and a creased cap is a returned cap for many buyers.
A cap box keeps the structure intact. It gives the crown enough height, the peak enough width and holds the cap still so it does not slide around. For brands selling premium caps, often at a price that reflects quality embroidery and fabrics, the box also signals that the cap is worth looking after.
Collectors care about this more than most. People who buy limited caps often keep them in their boxes on a shelf, and the box becomes part of the collection. A well-made, clearly branded box encourages that habit and keeps your name on display.
For merch sellers, a cap box also changes how the product is priced in the customer's mind. A cap that arrives in a branded box feels like an official product rather than a giveaway, which helps support a full price and reduces the urge to compare with cheaper caps elsewhere. Brimmed and wide styles that will not fit a cube need the deeper hat boxes for brimmed styles instead.
Sizing Custom Baseball Cap Boxes
Caps vary more than you might expect. A structured six-panel cap with a high crown needs more height than a low-profile dad cap. A flat-brim snapback needs more length than a curved peak. Measure your cap sitting naturally on a table: length from the back of the crown to the tip of the peak, width across the crown, and height from the table to the top of the crown.
Add a few millimetres to each measurement for clearance. If you sell several cap styles, a box sized for the largest will usually hold the smaller ones too, though very low caps may need a card insert to stop them sliding.
Stacked caps are another option. Some brands post two or three caps nested inside each other in one deeper box, which works well for bundles and wholesale orders. Our method for measuring a cap crown and peak shows where to place the ruler.
- Measure length from back of crown to tip of peak
- Measure width across the widest part of the crown
- Measure height with the cap sitting naturally
- Add clearance on all sides and allow extra for nested caps

Often ordered by
- Streetwear brands
- Merch and band merchandise sellers
- Sports clubs and teams
- Embroidery and print studios
- Golf and outdoor brands
- Corporate gift suppliers
Popular Baseball Cap Boxes Sizes
Sizes are in mm. Every order is cut to your size, so any size between these rows is fine.
| Size | Often used for |
|---|---|
| Single cap 280 x 200 x 140 mm | Standard curved peak caps |
| Snapback 300 x 220 x 150 mm | Flat-brim snapbacks with high crowns |
| Low-profile cap 270 x 190 x 110 mm | Dad caps and unstructured caps |
| Two-cap bundle 300 x 220 x 180 mm | Two nested caps in one box |
| Display box 260 x 200 x 160 mm | Shop display with window |

Not sure of the size? Send the product measurements and we work out the rest.
Styles
- Roll end mailer boxes
- Two-piece lid and base boxes
- Window display boxes
- Multi-cap boxes
- Sleeve boxes
Materials
- E-flute corrugated
- White folding board
- Kraft folding board
- Rigid greyboard with printed wrap
- Full colour outside
- Inside print
- Spot colour
- One colour on kraft
Finishes
- Matt lamination
- Gloss lamination
- Spot gloss
- Foil blocking
Extras
- Crown support inserts
- Peak platforms
- Tissue paper
- Seal stickers
- Thank-you cards

See the board and finish guide for what each option looks like.
Production and Delivery
Production takes 4–7 working days after you approve the free design proof. Delivery to the UK mainland is free and tracked, and arrives in 2–3 working days once the order leaves production. The tracking link comes to you by email.
Reprints and Refunds
Check the order when it arrives. If anything is misprinted or damaged, report it within 10 days with a photo and we reprint or refund the items affected. Read the full returns and reprints policy.
Need it by a date?
Tell us the date with your sizes and we plan the proof and production around it.
Baseball Cap Boxes Specification
| Style | Roll end mailer boxes, Two-piece lid and base boxes, Window display boxes, Multi-cap boxes, Sleeve boxes |
|---|---|
| Material | E-flute corrugated, White folding board, Kraft folding board, Rigid greyboard with printed wrap |
| Full colour outside, Inside print, Spot colour, One colour on kraft | |
| Finish | Matt lamination, Gloss lamination, Spot gloss, Foil blocking |
| Extras | Crown support inserts, Peak platforms, Tissue paper, Seal stickers, Thank-you cards |
| Size | Made to your size in mm |
| Minimum order | Low, quoted per job |
| Price | From £0.25 a box; custom quote by email within one working day |
| Proof | Free design proof before printing |
| Production | 4–7 working days after proof approval |
| Delivery | Free tracked UK mainland delivery, 2–3 working days |
Box Styles for Caps
Mailer boxes with a roll end lid are the most popular choice for caps sent by post. They are strong, close securely and print well inside and out. Two-piece lid and base boxes suit premium caps and limited editions where the box will be kept. Window boxes let shoppers see the embroidery in a shop, and a cap-shaped insert can hold the crown upright on display.
Corrugated board protects caps in the post far better than folding board, so for online sales we usually recommend E-flute. For shop display, a thick folding board with a window looks crisp and is lighter to store.
For clubs selling caps at matches or events, a simple tuck box in team colours stacks neatly on a merchandise table and keeps stock clean. Fans often keep the box, especially for anniversary or cup run caps, so a crest and a short line about the occasion on the lid adds to the keepsake value. Brands bundling a cap with a tee often choose the lidded apparel boxes for tee bundles so both fit in one.
Inserts That Hold the Shape
A simple card insert can make a big difference. A dome-shaped support sits inside the crown and stops it collapsing, while a flat platform under the peak keeps the brim straight. Some brands use a printed card insert that doubles as a thank-you card or size guide.
Tissue paper wrapped around the cap protects embroidery and adds to the unboxing. A sticker with your logo sealing the tissue is a small detail that customers notice.
Inserts also help on the packing bench. When every cap sits on the same support in the same position, packing is quicker and every order looks the same when opened. That consistency matters when several people are packing during a busy drop.
Printing and Branding
Streetwear and merch brands often go bold: full colour print on the outside, a contrasting colour inside, and the logo large on the lid. Sports clubs use team colours and crests. Minimal brands keep the outside plain with a small logo and save the visual impact for the inside print.
Think about how the box looks in photos. Many customers post their new cap on social media, often with the box in the background, so a strong inside print or a striking lid design gets your brand seen beyond the buyer.
Matt lamination gives a modern, flat finish that suits streetwear. Gloss makes colours pop. Spot gloss on a logo or foil on a limited edition box adds a premium touch.
Some brands print the size or fit guide on the inside flap so customers know straight away how to adjust a strap or snap.
Posting Caps Safely
A corrugated cap box can usually go straight through the post with a shipping label on it, no outer box needed. That saves packing time and materials. For very premium boxes with special finishes, a plain outer mailer protects the printed box from scuffs and labels.
Pack the cap so it cannot move. If there is space, a little tissue or a card insert stops it sliding when the parcel is turned over.
Keep in mind the label space. If you print the lid all over, leave a clear area for the shipping label so it does not cover your logo. Many brands put the label on the base or one end and keep the lid design intact for the customer. For courier journeys, the cap box slides inside a printed outer mailer box with little fill.
Crown Height Decides the Box
Two caps with the same peak length can need different boxes, because a structured snapback has a tall, stiff crown while a dad cap collapses. Measure the cap on a flat surface: peak tip to back of crown, width across the crown, and height with the crown shaped as you want it to arrive. Those three figures set the box; we add the clearance. If you plan an insert to hold the crown shape, say so at the start, as it changes the internal size. For artwork, streetwear brands usually send a vector logo for the lid and a flat colour or pattern for the inside, and we show both on a free proof. Pricing comes back by email within one working day and small drops are welcome, with minimums set per job. Allow 4 to 7 working days for production after you approve the proof, then 2 to 3 working days for free tracked delivery on the UK mainland. Tees sold with the cap can match using our sleeve boxes for folded tees.
Design Your Baseball Cap Box
Choose the baseball cap boxes photo closest to what you have in mind, add your logo, drag it into place and set the size. Send it with your sizes and we reply with a custom quote and a free design proof.

Drag the logo, or select it and use the arrow keys (Shift moves faster, + and − resize).
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Baseball Cap Boxes Questions
What buyers ask before ordering baseball cap boxes.
What size box fits a standard baseball cap?
Around 280 x 200 x 140 mm suits many curved peak caps. Flat-brim snapbacks with high crowns need a little more. Measure your cap sitting naturally and we will size the box.
Will the box stop the crown from being crushed?
Yes, a box with enough height protects the crown, and a dome-shaped card insert holds it upright. Corrugated board adds strength for posting.
Can I post the cap box without an outer mailer?
A corrugated cap box can usually go straight through the post with a label on it. For boxes with special finishes, an outer mailer keeps them pristine.
Can one box fit several cap styles?
A box sized for your largest cap will usually hold smaller styles too. Very low-profile caps may need a card insert to stop them sliding.
Can I fit more than one cap in a box?
Yes, caps nest inside each other, so a deeper box can hold two or three for bundles. Tell us how many caps you want to fit.
Can the inside of a cap box carry a drop number or artwork?
Yes, the inside of the lid and base can print a drop number, a pattern or a message that shows in unboxing videos. Streetwear brands often flood the inside with a single bold colour. It is quoted as an extra print area.
Do you make window boxes for shop display?
Yes, window boxes in thick folding board let shoppers see the embroidery. A crown support keeps the cap upright on display.
Which finish suits a streetwear brand?
Matt lamination gives a modern look, while gloss makes bold colours pop. Spot gloss or foil on a logo works well for limited drops.
Can you add a thank-you card insert?
Yes, a printed card insert can hold the peak flat and carry a thank-you message or size guide at the same time. It is cut to the box footprint so it does not slide. We quote it as part of the box.
Will cap boxes be ready in time for a planned drop date?
Work back from your drop date. Production takes 4 to 7 working days after proof approval, and free tracked UK mainland delivery usually takes 2 to 3 working days, leaving time to pack caps before the drop goes live.
Can I order cap boxes for a limited drop of 50 caps?
Yes, minimums are low and set per job, so a run that matches a small drop is normal. Printed boxes for a short run are priced per job rather than per thousand. Tell us the drop size and we quote exactly that quantity.
Get a Price for Your Baseball Cap Boxes
Fill in as much as you know. Sizes are in mm (internal sizes for boxes). If you have artwork, attach it; if not, a logo is enough to start the proof.
We reply with a custom quote by email within one working day, then send a free design proof before anything is printed.
- Phone+44 7578 382054
- WhatsAppMessage us
- Emailinfo@shopcustomboxes.co.uk
- HoursMonday to Friday, 9 am to 5.30 pm UK time
- OfficeOffice 704, 85 Dunstall Hill, Wolverhampton, WV6 0SR